Delta CBER fault code meaning
Delta / CBER
Series: VP3000
Control board identification error
AC motor drive
Meaning: A mismatch message appears when a control board (without a physical AI3 analog switch) is upgraded to firmware version V1.10 or later.
Possible causes
- Control board (without a physical AI3 analog switch)
- Upgrade to firmware version V1.10 or later
Source: VP3000 Series User Manual (DELTA_IA-MDS_VP3000_UM_TC_20250523) P438